Here are 4 number cards:
4518
Using only three of the cards, write down the three digit number closest to 500 that can be made

After the seventh month of a 12-month loan: the numerator is: {(n + 11) + (n + 10) + (n + 9) + (n + 8) + (n + 7) + (n + 6) + (n + 5)} = , and the denominator is: {(n) + (n + 1) + + (n + 11)} = . therefore, the fraction is numerator/denominator (to the nearest tenth) = %

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Which of these triangle pairs can be mapped to each other using two reflections?